gcc-4.9/gcc/testsuite/gcc.dg/guality/pr54693.c


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/* PR debug/54693 */
/* { dg-do run } */
/* { dg-options "-g" } */

__attribute__((noinline, noclone)) void
foo (char *str, char c)
{
  asm volatile ("" : : "r" (str), "r" (c) : "memory");
  *str = c;
}

int
main ()
{
  int i;
  char c;
  char arr[11];

  for (i = 0; i < 10; i++)
    {
      c = 0x30 + i;
      foo (&arr[i], c); /* { dg-final { gdb-test 22 "i" "c - 48" } } */
    }
  arr[10] = 0;

  __builtin_printf ("arr = %s\n", arr);
  return 0;
}